1 Raman FTIR Overall Comparison

2 Types of Particles Analyzed by Raman

3 Plastic Particles & False Positives

Particles identified as spiked plastic particles or spiked false positives are pooled and analyzed in the following section. Particles that were not chemically identified or labeled as unidentifiable are excluded.

3.1 Total

3.2 Size Fraction

3.3 Color

3.4 Morphology

3.5 Polymer

4 Plastic Particles Only

Only particles that were identified as spiked plastic particles are analyzed in the following section.

4.1 Total

4.2 Size Fraction

4.3 Color

4.4 Morphology

4.5 Polymer

5 False Positives Only

Only particles that were identified as spiked false positive particles are analyzed in the following section.

5.1 Total

5.2 Size Fraction

5.3 Color

5.4 Morphology

5.5 Polymer

6 Specific Particle Types

The accuracy for spiked particle types of unique combinations of size fraction, color, morphology, and material type are analyzed in the following section.

>500 µm Blue Fragment PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 13 1.00
Clean Water CC Correct 13 0.93
Clean Water CC Incorrect 1 0.07
Clean Water H Correct 17 1.00
Clean Water Q Correct 15 0.94
Clean Water Q Incorrect 1 0.06
Clean Water QQ Correct 9 1.00
Clean Water RR Correct 5 1.00
Clean Water S Correct 15 1.00
Clean Water U Correct 13 1.00
Clean Water Z Correct 14 1.00
Dirty Water BB Correct 1 1.00
Dirty Water C Correct 4 1.00
Dirty Water RR Correct 10 1.00
Fish Tissue BB Correct 7 1.00
Sediment D Correct 10 1.00
Sediment Z Correct 12 1.00
>500 µm Clear Sphere PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 9 1.00
Clean Water CC Correct 1 1.00
Clean Water H Correct 5 0.83
Clean Water H Incorrect 1 0.17
Clean Water Q Correct 1 1.00
Clean Water QQ Correct 15 1.00
Clean Water RR Correct 1 1.00
Clean Water S Correct 8 1.00
Clean Water U Correct 5 1.00
Clean Water Z Correct 12 1.00
Dirty Water BB Correct 2 1.00
Dirty Water C Correct 5 1.00
Dirty Water RR Correct 5 1.00
Fish Tissue BB Correct 3 1.00
Sediment D Correct 5 0.83
Sediment D Incorrect 1 0.17
Sediment Z Correct 7 1.00
>500 µm Green Sphere PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 1 0.06
Clean Water C Incorrect 17 0.94
Clean Water CC Correct 15 0.94
Clean Water CC Incorrect 1 0.06
Clean Water H Correct 20 1.00
Clean Water Q Correct 13 1.00
Clean Water QQ Correct 14 1.00
Clean Water RR Correct 11 1.00
Clean Water S Correct 24 1.00
Clean Water U Correct 27 1.00
Clean Water Z Correct 23 1.00
Dirty Water BB Correct 2 1.00
Dirty Water C Incorrect 4 1.00
Dirty Water RR Correct 17 1.00
Fish Tissue BB Correct 3 1.00
Sediment D Correct 13 0.68
Sediment D Incorrect 6 0.32
Sediment Z Correct 20 1.00
>500 µm Orange Fiber PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 2 1
Clean Water H Correct 21 1
>500 µm Red Fiber cotton
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 1 1
Clean Water H Incorrect 33 1
>500 µm White Fiber bunny fur
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 6 1
>500 µm White Fiber cellulose
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 3 1
>500 µm White Fragment PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water RR Correct 1 1
Clean Water Z Correct 1 1
Sediment D Incorrect 4 1
>500 µm White Fragment PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water H Correct 23 1
>500 µm White Fragment shell
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water QQ Correct 22 1
>500 µm White Sphere PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 3 0.16
Clean Water C Incorrect 16 0.84
Clean Water CC Correct 13 1.00
Clean Water H Correct 18 1.00
Clean Water Q Correct 15 0.88
Clean Water Q Incorrect 2 0.12
Clean Water QQ Correct 8 0.89
Clean Water QQ Incorrect 1 0.11
Clean Water RR Correct 7 1.00
Clean Water S Correct 23 1.00
Clean Water U Correct 24 1.00
Clean Water Z Correct 28 1.00
Dirty Water BB Correct 2 1.00
Dirty Water RR Correct 15 1.00
Fish Tissue BB Correct 5 1.00
Sediment D Correct 23 0.77
Sediment D Incorrect 7 0.23
Sediment Z Correct 18 1.00
>500 µm White Sphere PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 1 1
Clean Water Z Correct 1 1
Sediment D Incorrect 1 1
1-20 µm White Fragment PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water QQ Correct 2 1
Sediment Z Correct 1 1
1-20 µm White Fragment PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water H Correct 21 1
Clean Water QQ Correct 1 1
Sediment Z Correct 1 1
1-20 µm White Fragment PVC
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Fish Tissue BB Correct 1 1
20-212 µm Green Sphere PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water QQ Correct 1 1
20-212 µm Orange Fiber PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 7 0.88
Clean Water C Incorrect 1 0.12
Clean Water S Correct 3 1.00
Clean Water U Correct 5 1.00
Fish Tissue BB Correct 2 1.00
20-212 µm Red Fiber cotton
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 15 1
Clean Water H Incorrect 37 1
Clean Water QQ Correct 2 1
20-212 µm White Fiber bunny fur
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 1 1
20-212 µm White Fiber cellulose
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water Z Correct 1 1
20-212 µm White Fragment PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water Q Correct 1 1
Clean Water QQ Correct 2 1
Clean Water RR Correct 4 1
Clean Water Z Correct 2 1
Fish Tissue BB Correct 1 1
Sediment Z Correct 9 1
20-212 µm White Fragment PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 13 1
Clean Water QQ Correct 6 1
Clean Water RR Correct 19 1
Clean Water S Correct 19 1
Clean Water U Correct 1 1
Clean Water Z Correct 11 1
Fish Tissue BB Correct 1 1
Sediment Z Correct 2 1
20-212 µm White Fragment PET or PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 1 1
20-212 µm White Fragment PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 19 1
Clean Water H Correct 20 1
Clean Water Q Correct 1 1
Clean Water QQ Correct 2 1
Clean Water RR Correct 36 1
Clean Water S Correct 29 1
Clean Water U Correct 1 1
Clean Water Z Correct 6 1
Sediment D Correct 2 1
Sediment Z Correct 4 1
20-212 µm White Fragment PS or PET or PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 2 1
20-212 µm White Fragment PS or PVC or PET or PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 1 1
20-212 µm White Fragment PVC
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 2 1
Clean Water Q Incorrect 2 1
Clean Water QQ Correct 6 1
Clean Water RR Correct 11 1
Clean Water S Correct 52 1
Clean Water Z Correct 2 1
20-212 µm White Fragment shell
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water QQ Incorrect 1 1
20-212 µm White Sphere PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water Q Correct 3 1
Clean Water QQ Correct 10 1
20-212 µm White Sphere PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water QQ Incorrect 1 1
20-250 µm Orange Fiber PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 14 0.93
Clean Water CC Incorrect 1 0.07
20-250 µm Red Fiber cotton
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 6 1
20-250 µm White Fragment PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 3 1
20-250 µm White Fragment PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 15 0.94
Clean Water CC Incorrect 1 0.06
20-250 µm White Fragment PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 12 0.8
Clean Water CC Incorrect 3 0.2
20-250 µm White Fragment PS or PVC or PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 1 1
20-250 µm White Fragment PS or PVC or PET or PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Incorrect 2 1
20-250 µm White Fragment PVC
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 9 0.56
Clean Water CC Incorrect 7 0.44
212-500 µm Blue Fragment PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 1 1
212-500 µm Clear Sphere PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 1 1
Clean Water H Correct 7 1
Clean Water S Correct 1 1
Dirty Water RR Correct 1 1
212-500 µm Green Sphere PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 9 1.00
Clean Water H Correct 9 1.00
Clean Water Q Correct 3 0.75
Clean Water Q Incorrect 1 0.25
Clean Water QQ Correct 8 1.00
Clean Water RR Correct 4 1.00
Clean Water S Correct 15 1.00
Clean Water U Correct 5 1.00
Clean Water Z Correct 13 1.00
Dirty Water RR Correct 9 1.00
Fish Tissue BB Correct 1 1.00
Sediment D Correct 6 0.86
Sediment D Incorrect 1 0.14
Sediment Z Correct 19 1.00
212-500 µm Orange Fiber PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 6 1
Clean Water H Correct 16 1
Fish Tissue BB Correct 1 1
212-500 µm Red Fiber cotton
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 4 1
Clean Water H Incorrect 64 1
212-500 µm White Fiber bunny fur
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 5 1
212-500 µm White Fragment PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water RR Correct 1 1
212-500 µm White Fragment PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 4 1
Clean Water Q Correct 10 1
Clean Water QQ Correct 2 1
Clean Water RR Correct 2 1
Clean Water S Correct 31 1
Clean Water U Correct 4 1
Clean Water Z Correct 24 1
Dirty Water RR Correct 4 1
Fish Tissue BB Correct 1 1
Sediment Z Correct 14 1
212-500 µm White Fragment PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Correct 14 1.00
Clean Water H Correct 33 1.00
Clean Water Q Correct 8 1.00
Clean Water QQ Correct 2 1.00
Clean Water RR Correct 22 0.96
Clean Water RR Incorrect 1 0.04
Clean Water S Correct 47 1.00
Clean Water U Correct 6 1.00
Clean Water Z Correct 38 1.00
Dirty Water RR Correct 7 1.00
Fish Tissue BB Correct 7 1.00
Sediment D Correct 1 1.00
Sediment Z Correct 35 1.00
212-500 µm White Fragment PS or PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Dirty Water RR Incorrect 1 1
212-500 µm White Fragment PS or PET or PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 1 1
212-500 µm White Fragment shell
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water QQ Correct 8 1
212-500 µm White Sphere PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water C Incorrect 27 1.00
Clean Water H Correct 43 1.00
Clean Water Q Correct 9 1.00
Clean Water QQ Correct 14 1.00
Clean Water RR Correct 11 1.00
Clean Water S Correct 50 1.00
Clean Water U Correct 32 1.00
Clean Water Z Correct 34 1.00
Dirty Water RR Correct 19 0.95
Dirty Water RR Incorrect 1 0.05
Fish Tissue BB Correct 4 1.00
Sediment D Correct 17 1.00
Sediment Z Correct 44 1.00
212-500 µm White or Green Sphere PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Fish Tissue BB Correct 1 1
250-500 µm Green Sphere PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 4 0.67
Clean Water CC Incorrect 2 0.33
250-500 µm Orange Fiber PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 1 0.5
Clean Water CC Incorrect 1 0.5
250-500 µm White Fragment PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 2 1
250-500 µm White Fragment PET
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 5 1
250-500 µm White Fragment PS
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 10 0.83
Clean Water CC Incorrect 2 0.17
250-500 µm White Sphere PE
Matrix Lab ID Chemical ID Result Number of Particles Proportion
Clean Water CC Correct 1 1

7 Incorrect ID’s or Undentifiable Particles

Particles that were incorrectly identified or labeled as unidentifiable are analyzed below.

>500 µm Blue Fragment PS
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water CC Inconclusive PS Incorrect 1 1
Clean Water Q polyethylene PS Incorrect 1 1
>500 µm Clear Sphere PS
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Sediment D Wool PS Incorrect 1 1
Clean Water H PE PS Incorrect 1 1
>500 µm Green Sphere PE
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C POTASSIUM TETRABROMOAURATE PE Incorrect 2 1
Clean Water C POTASSIUM TETRABROMOAURATE(low matching degree) PE Incorrect 9 1
Clean Water C tetratetracontane PE Incorrect 6 1
Dirty Water C potassium hexafluorophosphate(low matching degree) PE Incorrect 4 1
Clean Water CC Inconclusive PE Incorrect 1 1
Sediment D Cotton PE Incorrect 1 1
Sediment D Polystyrene PE Incorrect 4 1
Sediment D Wool PE Incorrect 1 1
>500 µm Red Fiber cotton
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C NITROANLINE(low matching degree) cotton Incorrect 1 1
Clean Water H PET cotton Incorrect 33 1
Clean Water S No match found cotton Incorrect 1 1
>500 µm White Fiber bunny fur
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C DICHLOROPHTHALIC ACID(low matching degree) bunny fur Incorrect 1 1
Clean Water C NITROANLINE(low matching degree) bunny fur Incorrect 3 1
Clean Water C PET bunny fur Incorrect 1 1
Clean Water C VICTORIA PURE BLUE BO(low matching degree) bunny fur Incorrect 1 1
>500 µm White Fiber cellulose
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C hydrochloride(low matching degree) cellulose Incorrect 1 1
Clean Water C naphthaleneethanol(low matching degree) cellulose Incorrect 1 1
Clean Water C NITROANLINE(low matching degree) cellulose Incorrect 1 1
>500 µm White Fragment PET
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Sediment D Inorganic PET Incorrect 3 1
Sediment D Polyethylene PET Incorrect 1 1
>500 µm White Sphere PE
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C tetratetracontane PE Incorrect 16 1
Sediment D Cotton PE Incorrect 3 1
Sediment D Inorganic PE Incorrect 1 1
Sediment D Undetermined PE Incorrect 1 1
Sediment D Wool PE Incorrect 2 1
Clean Water Q polypropylene PE Incorrect 1 1
Clean Water Q unknown PE Incorrect 1 1
Clean Water QQ PS PE Incorrect 1 1
>500 µm White Sphere PS
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Sediment D Polyethylene PS Incorrect 1 1
20-212 µm Orange Fiber PET
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C TRIETHOXYETHYLSILANE(low matching degree) PET Incorrect 1 1
Clean Water S No match found PET Incorrect 11 1
20-212 µm Red Fiber cotton
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C NITROANILINE(low matching degree) cotton Incorrect 5 1
Clean Water C NITROANLINE(low matching degree) cotton Incorrect 6 1
Clean Water C NITROPYPIDINE cotton Incorrect 1 1
Clean Water C NITROPYPIDINE(low matching degree) cotton Incorrect 3 1
Clean Water H PET cotton Incorrect 37 1
Clean Water S No match found cotton Incorrect 3 1
20-212 µm White Fiber bunny fur
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C DAVY REAGENT METHYL(low matching degree) bunny fur Incorrect 1 1
20-212 µm White Fragment PE
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water S No match found PE Incorrect 1 1
20-212 µm White Fragment PET or PS
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C tetratetracontane PET or PS Incorrect 1 1
20-212 µm White Fragment PS or PET or PE
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C NITROETHANE PS or PET or PE Incorrect 1 1
Clean Water C tetratetracontane PS or PET or PE Incorrect 1 1
20-212 µm White Fragment PS or PVC or PET or PE
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C NITROPYPIDINE(low matching degree) PS or PVC or PET or PE Incorrect 1 1
20-212 µm White Fragment PVC
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water Q polyvinylchloride PVC Incorrect 2 1
20-212 µm White Fragment shell
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water QQ sodium carbonate shell Incorrect 1 1
20-212 µm White Sphere PET
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water QQ PE PET Incorrect 1 1
20-250 µm Orange Fiber PET
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water CC Inconclusive PET Incorrect 1 1
20-250 µm White Fragment PET
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water CC Inconclusive PET Incorrect 1 1
20-250 µm White Fragment PS
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water CC Inconclusive PS Incorrect 3 1
20-250 µm White Fragment PS or PVC or PET or PE
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water CC Inconclusive PS or PVC or PET or PE Incorrect 2 1
20-250 µm White Fragment PVC
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water CC Inconclusive PVC Incorrect 7 1
212-500 µm Green Sphere PE
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C POTASSIUM TETRABROMOAURATE(low matching degree) PE Incorrect 9 1
Sediment D Inorganic PE Incorrect 1 1
Clean Water Q polystyrene PE Incorrect 1 1
212-500 µm Orange Fiber PET
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water RR unidentified PET Incorrect 4 1
Clean Water S No match found PET Incorrect 2 1
212-500 µm Red Fiber cotton
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C NITROANILINE(low matching degree) cotton Incorrect 3 1
Clean Water C NITROANLINE(low matching degree) cotton Incorrect 1 1
Clean Water H PET cotton Incorrect 64 1
Clean Water RR unidentified cotton Incorrect 2 1
212-500 µm White Fiber bunny fur
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C NITROANILINE(low matching degree) bunny fur Incorrect 3 1
Clean Water C NITROANLINE bunny fur Incorrect 1 1
Clean Water C NITROANLINE(low matching degree) bunny fur Incorrect 1 1
Clean Water RR unidentified bunny fur Incorrect 1 1
212-500 µm White Fragment PET
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water S No match found PET Incorrect 1 1
212-500 µm White Fragment PET or PS
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water S No match found PET or PS Incorrect 10 1
212-500 µm White Fragment PS
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water RR Polyester PS Incorrect 1 1
Clean Water S No match found PS Incorrect 1 1
212-500 µm White Fragment PS or PET
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Dirty Water RR unknown PS or PET Incorrect 1 1
212-500 µm White Fragment PS or PET or PE
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C tetratetracontane PS or PET or PE Incorrect 1 1
212-500 µm White Sphere PE
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water C tetratetracontane PE Incorrect 27 1
Dirty Water RR unidentified PE Incorrect 1 1
250-500 µm Green Sphere PE
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water CC Inconclusive PE Incorrect 2 1
250-500 µm Orange Fiber PET
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water CC Cellulose PET Incorrect 1 1
250-500 µm White Fragment PS
Matrix Lab ID Reported Chemical ID True Chemical ID Chemical ID Result Number of Particles Proportion
Clean Water CC HDPE PS Incorrect 1 1
Clean Water CC PE PS Incorrect 1 1

End of Analysis.